For Stephen Smith, author of UNDERGROUND LONDON, beneath the dales and downs of England's green and pleasant land there exists another country, its equal in beauty and fascination. On his underworld odyssey from Newcastle to Brighton, from the Welsh Marches to the Suffolk coast, Smith uncovers smugglers' tunnels and drowned cities, burial mounds and underground waterfalls, and investigates the errant nuns and secret societies, the eighteenth-century...